Add wait_for_vsync().

3 files changed, 19 insertions, 1 deletions

diff --git a/r600_lib.c b/r600_lib.c
index 30fad36..55df8d1 100644
--- a/r600_lib.c
+++ b/r600_lib.c
@@ -137,6 +137,20 @@ void wait_3d_full_idle_clean ()
 }
 
 
+void emit_wait_for_vsync (adapter_t *adapt, int line)
+{
+    CMD_BUFFER_PREAMBLE (2 + 7);
+    
+    PACK3 (IT_WAIT_REG_MEM, 6);
+    E32   (0x00000003);						/* ME, Register, EqualTo */
+    E32   (D1CRTC_STATUS_POSITION >> 2);
+    E32   (0);
+    E32   (line);						/* Ref value */
+    E32   (0xfff);						/* Ref mask */
+    E32   (10);							/* Wait interval */
+}
+
+
 static void flush_indirect (void)
 {
     drm_radeon_indirect_t  ind;
diff --git a/r600_lib.h b/r600_lib.h
index cb9fada..2a0ab3c 100644
--- a/r600_lib.h
+++ b/r600_lib.h
@@ -127,6 +127,7 @@ float time_flush_cmds (adapter_t *adapt, float maxtime);
 void wait_3d_idle_clean(void);
 void wait_3d_idle(void);
 void wait_3d_full_idle_clean (void);
+void emit_wait_for_vsync (adapter_t *adapt, int line);
 
 void simple_clear (adapter_t* adapt);
 
diff --git a/r600_reg_r6xx.h b/r600_reg_r6xx.h
index b2e72d2..398bd46 100644
--- a/r600_reg_r6xx.h
+++ b/r600_reg_r6xx.h
@@ -82,12 +82,15 @@ enum {
 
     VENDOR_DEVICE_ID                                      = 0x4000,
 
+    D1CRTC_STATUS_POSITION                                = 0x60a0,
     D1GRPH_PRIMARY_SURFACE_ADDRESS                        = 0x6110,
     D1GRPH_PITCH                                          = 0x6120,
     D1GRPH_X_START                                        = 0x612c,
     D1GRPH_X_END                                          = 0x6134,
     D1GRPH_Y_END                                          = 0x6138,
-
+    D1MODE_VLINE_START_END                                = 0x6538,
+    D1MODE_VLINE_STATUS                                   = 0x653c,
+    
     GRBM_STATUS                                           = 0x8010,
 	CMDFIFO_AVAIL_mask                                = 0x1f << 0,
 	CMDFIFO_AVAIL_shift                               = 0,